What types of events or people seem to have the largest effects on the balance of power between congress and the president

This was an order issued during the civil war by president lincoln ending slavery in the confederate states

How has urban renewal affected poorer neighborhoods in major cities? check all that apply. 1. communities have been transformed to meet the needs of the modern population. 2. old stores and factories have been renovated and used for new purposes. 3. crime rates have increased as more money has come into the neighborhoods. 4. many community businesses have gone into decline or been forced to close. 5. a number of african americans have been displaced from their homes.

Turkey a: nato b: warsaw pact c: not a member of either alliance